| 摘要 |
PURPOSE:To provide a device to provide data by which a flow of a market cost is surely grasped and which is used for a guide for investment or the like in the case of transaction in a stock market or the like. CONSTITUTION:The device is made up of an input section 2 consisting of a data entry section 2a entering time series data for market transaction and a key board 2b, a center line arithmetic operation section 4 making a center of inputted time series data as a smooth continuous line by spline function calculation, an upper lower line arithmetic operation section 5 calculating a probability in fluctuation of the time series data with respect to the center line as a predetermined upper lower limit line, a chart setting section 6 setting data of the arithmetic operation sections 4, 5 to a chart, and a processing section 3 made of an index setting section 7 entering the probability of the fluctuation of the center line to a set chart as an index, and an output section 8 displaying them with a display section 8a and a printer section 8b. |
